I haven't ever heard of them asking money for delisting. Surprising. Considering their track record it must be serious. A bulletproof host range? Traffic from those is absolutely guilty by association as the hosts are enabling abusive behaviour.
> Traffic from those is absolutely guilty by association as the hosts are enabling abusive behaviour.
I guess if you would be barred from entering Walmart because you live on the same street as someone with 'abusive behaviour' you would be 'oh, yes, totally my fault, sorry for disturbing you'.